The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Jackson should be reviewed to figure out when to plant torenia.

Planting Calendar for Torenia

Frost tolerance for torenia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's not a good idea to plant torenia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant torenia in Jackson is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant torenia and expect a good harvest is probably August. If you wait any later than that and your torenia may not have a chance to grow to maturity. Starting your torenia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Jackson. You can expect an average low temperature of 5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Jackson may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Jackson there is a last frost after April 15 so always be ready to protect your torenia in the event of a late frost.

USDA Zone Info for Jackson

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Jackson

You may be interested in your other planting guides for Jackson.